Gallery: Chapter 6

Gallery: Chapter 6

Figure 6-1

A coronagraph designed to yield high contrast with an HDST-type segmented, obscured aperture (M. N’Diaye et al., in preparation). This design combines shaped pupil and Lyot coronagraph techniques to obtain 1 × 10^-10 raw contrast or better, for an IWA of 3.6 λ/D.